71001045520

素因数分解:

$2^4\times 5^1\times {\mathrm{887513069}}^1$

素因数の和:887513082

約数の個数: 20

約数和(自身を含む): 165077431020

約数和(自身を除く): 94076385500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 887513069, 1775026138, 3550052276, 4437565345, 7100104552, 8875130690, 14200209104, 17750261380, 35500522760, 71001045520]

約数ペア:

[(1, 71001045520), (2, 35500522760), (4, 17750261380), (5, 14200209104), (8, 8875130690), (10, 7100104552), (16, 4437565345), (20, 3550052276), (40, 1775026138), (80, 887513069)]